Home / 16,447.16-24,633.84-12,738.18

Finding the Fourth Proportional to 16,447.16, 24,633.84 and 12,738.18

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Solution

The fourth proportional to 16,447.16, 24,633.84 and 12,738.18 is: 19,078.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,447.16 : 24,633.84 = 12,738.18 : x
  2. Step 2: Convert to fraction form
    16,447.16/24,633.84 = 12,738.18/x
  3. Step 3: Cross multiply
    16,447.16x = 24,633.84 × 12,738.18
  4. Step 4: Simplify right side
    16,447.16x = 313,790,288.01
  5. Step 5: Solve for x
    x = 313,790,288.01/16,447.16
  6. Step 6: Final answer
    x = 19,078.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.